package com.jt.service;

import com.jt.pojo.User;

import java.util.List;

/**
 * @description:
 * @author: LiuXingYu
 * @date: 2021/7/29 14:18
 */
public interface UserService {
    List<User> findAll();

    String deleteUserById(Integer id);

    String insertUser(User user);

    String updateUser(User user);
}
